ENGINE PERFORMANCE – Toyota Prius Plug-in 2012 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

1.8L HYBRID

1.8L Hybrid, Engine Controls Wiring Diagram (1 of 4) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Engine Controls Wiring Diagram (1 of 4) for Toyota Prius Plug-in 2012:

• (behind left end of dash) j/c a56
• +b1
• +b2
• +bm
• A13
• A20
• A3 (left front of engine compt)
• A4 (left front of engine compt)
• A57
• A67
• A74
• Al1
• Al2
• Batt
• C/opn relay
• Camshaft timing oil control valve (intake) (front of cylinder head)
• Canh
• Canl
• Cann
• Canp
• Computer data line system
• Computer data lines system
• Cooling fans system
• D2 (top of engine)
• Da2
• Efi 2 fuse 10a
• Efi main fuse 20a
• Efi main relay
• Egr valve (rear of engine)
• Egr1
• Egr2
• Egr3
• Egr4
• Eng w/p fuse 30a
• Eng w/p relay
• Engine control module (ecm) (left side of engine compt)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Etcs fuse 10a
• Fanh
• Fanl
• Hot at all times
• Ig2 fuse 20a
• Ig2 relay
• Igsw
• Integration control & panel assembly
• J/b 3 (behind left side of dash)
• J/c a56 (behind left end of dash)
• J/c l93 (behind right end of dash)
• L1 (right side of dash)
• Mpmp
• Mrel
• Nwp
• Pgnd
• Pnk
• Pwms
• Pwr mode switch
• Red
• Swp
• Tach
• Vpmp
• Water pump assembly (right front of engine compt)
• Wpi
• Wpo

1.8L Hybrid, Engine Controls Wiring Diagram (2 of 4) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Engine Controls Wiring Diagram (2 of 4) for Toyota Prius Plug-in 2012:

• (behind left end of dash) j/c a52
• (near fuel tank) canister pump module
• (top of engine)
• (top of fuel tank) fuel sender gauge assembly
• A44
• Ar1
• As1
• C13
• D1 (top of engine)
• D28
• Da1
• E04
• Egr1
• Egr2
• Egr3
• Egr4
• Engine control module (ecm) (left side of engine compt)
• G2o
• Ge01
• Ha1a
• Hot in on or start
• Ht1b
• Igf
• Ign fuse 10a
• Instrument cluster system
• Instrument panel j/b (behind left end of dash)
• J/c r31 (left "c" pillar)
• Me01
• Met fuse 7.5a
• Mgnd
• Mtrb
• Oc1+
• Oc1-
• Pnk
• Prg
• Pump
• R1 (left "c" pillar)
• Red
• Sgnd
• Vcc
• Vgnd
• Vlvb
• Vout

1.8L Hybrid, Engine Controls Wiring Diagram (3 of 4) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Engine Controls Wiring Diagram (3 of 4) for Toyota Prius Plug-in 2012:

• (behind left end of dash) j/c a52 & a53
• (behind right side of dash) power management control ecu
• (left side of engine) throttle body assembly
• (top of engine) fuel injector 1
• (top of engine) fuel injector 2
• A21
• A22
• A52
• A53
• Can ic
• Combination meter assembly
• Computer data lines system
• Cpu
• D1 (top of engine)
• Da2
• Dg1
• Ig2d
• Ind
• Knock control sensor (bank 1) (left side of engine)
• L2 (center of dash)
• Malfunction
• Nca
• Pnk
• Purge vsv (left side of engine)
• Red
• Vta
• Vta2

1.8L Hybrid, Engine Controls Wiring Diagram (4 of 4) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Engine Controls Wiring Diagram (4 of 4) for Toyota Prius Plug-in 2012:

• (left side of engine) efi vacuum sensor
• (lower left front of engine) crankshaft position sensor
• (rear of cylinder head) efi engine coolant temperature sensor
• (rear of engine) vvt sensor (intake)
• (top of engine)
• (top of engine) d1
• (top of engine) fuel injector 3
• (top of engine) fuel injector 4
• A1a+
• A1a-
• Air fuel ratio sensor (bank 1 sensor 1) (top rear of engine)
• D1 (top of engine)
• D2 (top of engine)
• D28
• E01
• E02
• E03
• E2g
• Eknk
• Engine control module (ecm) (left side of engine compt)
• Epim
• Eppm
• Eta
• Etha
• Ethw
• G2+
• G2-
• Gnd
• Ha1a
• Ht1b
• Igf
• Ignition coil assembly 1
• Ignition coil assembly 2
• Ignition coil assembly 3
• Ignition coil assembly 4
• Igt1
• Igt2
• Igt3
• Igt4
• Knk1
• Mass air flow meter (left side of engine)
• Nca
• Ne+
• Ne-
• O1b-
• Ox1b
• Oxygen sensor (bank 1 sensor 2) (right rear of engine)
• Pim
• Pnk
• Ppmp
• Red
• Tha
• Thw
• Vcpm
• Vcpp
• Vcta
• Vcv1
• Vta1
• Vta2
• Vvi+
• Vvi-

1.8L Hybrid, Hybrid System Wiring Diagram (1 of 6) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Hybrid System Wiring Diagram (1 of 6) for Toyota Prius Plug-in 2012:

• +b2
• A21
• A23
• A26
• A3 (left front of engine compt)
• A31
• A32
• A37
• A52
• A53
• Air conditioning system
• As1
• B12
• B84
• Bk/up
• C11
• C18
• Can ic
• Clk
• Combination meter
• Computer data lines system
• Cpu
• Da1
• Ecu-b fuse 7.5a
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Et1
• Fctl
• G13
• Gauge fuse 10a
• Gmt
• Gmtg
• Hot at all times
• Hot in on or start
• I/f
• Igct 2 fuse 10a
• Igct 3 fuse 10a
• Igct fuse 30a
• Igct relay
• Ign fuse 10a
• Ilk
• Instrument panel j/b (behind left end of dash)
• Integration relay
• Ite
• Iwp
• J/b 3 (behind left side of dash)
• J/c a52 & a53 (behind left end of dash)
• J/c a55 (behind right end of dash)
• J/c a56 (behind left end of dash)
• J/c l129
• J/c l89 (behind center of dash)
• L2 (center of dash)
• Mmt
• Mmtg
• Niwp
• Nodd
• Pcu fuse 10a
• Pnk
• Power management control ecu (behind right side of dash)
• Red
• Sio
• Stb
• Stop fuse 10a
• Transmission control ecu assembly (behind right side of dash)
• Vlo

1.8L Hybrid, Hybrid System Wiring Diagram (2 of 6) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Hybrid System Wiring Diagram (2 of 6) for Toyota Prius Plug-in 2012:

• (behind right side of dash) certification ecu
• +bwp
• A3 (left front of engine compt)
• A4 (left front of engine compt)
• Ag1
• Da2
• Engine room j/b (left side of engine compt)
• Gnd
• Hall ic
• Hot at all times
• Hv battery thermometer (right rear of luggage compt)
• Ig2 fuse 20a
• Ig2 relay
• Inverter water pump motor (left front of engine compt)
• L1 (right side of dash)
• L62
• Ls1
• Nwp
• Pnk
• Power switch
• Red
• Shift lever position sensor 2 (behind center of dash)
• Ss1
• Ss2
• Swil
• Swp

1.8L Hybrid, Hybrid System Wiring Diagram (3 of 6) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Hybrid System Wiring Diagram (3 of 6) for Toyota Prius Plug-in 2012:

• (right "c" pillar) s1
• +b2
• A4 (left front of engine compt)
• A59
• Abfs
• Air conditioning system
• Am22
• As1
• Bth+
• Bth-
• Ca2h
• Ca2l
• Clk+
• Clk-
• Computer data lines system
• Dc/dc-s fuse 5a
• Drn1
• Drn2
• Drn3
• Drn4
• Drn5
• Drn8
• E01
• E2x1
• E2x2
• Engine room r/b (left side of engine compt)
• Ethb
• Evsw
• Gnd
• Gnd1
• Gnd2
• Hall ic
• Hot at all times
• Hsdn
• Htm+
• Htm-
• Idh
• Igct
• Ilk
• Ilk1
• Ilko
• Inds
• Indw
• Inter lock switch (right side of luggage comp)
• Inverter (left front of engine compt)
• J/c s20 (right side of luggage compt)
• L1 (right side of dash)
• L3 (left end of dash)
• Lz1
• Mth+
• Mth-
• Nodd
• Pnk
• Power management control ecu (behind right side of dash)
• Red
• Req+
• Req-
• Shift lever position sensor (behind center of dash)
• Smrb
• Smrg
• Smrp
• Spdi
• Ssw1
• Sc1
• Thb
• Vcx1
• Vcx2
• Vcx3
• Vcx4
• Vlo
• Vsx1
• Vsx2
• Vsx3
• Vsx4

1.8L Hybrid, Hybrid System Wiring Diagram (4 of 6) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Hybrid System Wiring Diagram (4 of 6) for Toyota Prius Plug-in 2012:

• (left front of engine compt) inverter
• (left front of engine compt) motor generator 1
• A11
• A20
• A23
• A67
• Acpb
• Acpe
• Air conditioning system
• Amd
• B31
• Cbi
• Cei
• D29
• Da1
• Dc/dc fuse 125a
• Drn6
• Engine room j/b (left side of engine compt)
• Ev switch
• Gcs
• Gcsg
• Gmt
• Gmtg
• Grf
• Grfg
• Gsn
• Gsng
• Hot at all times
• Integration control & panel assembly
• J/b 3 (behind left side of dash)
• J/c l93 (behind right end of dash)
• L1 (right side of dash)
• Lb1
• Mcs
• Mcsg
• Mmt
• Mmtg
• Motor generator 2 (left front of engine compt)
• Mrf
• Mrfg
• Mscg
• Msn
• Msng
• Nca
• Red
• Transmission shift main switch

1.8L Hybrid, Hybrid System Wiring Diagram (5 of 6) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Hybrid System Wiring Diagram (5 of 6) for Toyota Prius Plug-in 2012:

• (right side of luggage compt) j/c s20
• As1
• Batt fan fuse 10a
• Batt fan relay
• Battery cooling blower assembly (right side of luggage compt)
• Battery voltage sensor
• Bth+
• Bth-
• Busbar module 1
• Busbar module 2
• Current sensor
• Engine room j/b (left side of engine compt)
• Gb0
• Gb1
• Gb2
• Gc0
• Gib
• Gnd
• Gnd0
• Hot at all times
• Hv battery junction block (right side of luggage compt)
• Hybrid vehicle battery
• Ig0
• Igct
• J/c s20 (right side of luggage compt)
• Ls1
• Main relay
• Pnk
• Pnk vb4
• Precharge relay
• Red
• Red gb0
• Red vb12
• S1 (right "c" pillar)
• Service plug
• Si0
• Sc1
• Tb0
• Tb1
• Tb2
• Tc0
• Vb2
• Vb5
• Vc1 j1
• Vc10
• Vc11
• Vc12
• Vc13
• Vc14
• Vc2
• Vc3
• Vc4
• Vc5
• Vc6
• Vc7
• Vc8
• Vc9
• Vib
• Vm0
• Z17

1.8L Hybrid, Hybrid System Wiring Diagram (6 of 6) for Toyota Prius Plug-in 2012

List of elements for 1.8L Hybrid, Hybrid System Wiring Diagram (6 of 6) for Toyota Prius Plug-in 2012:

• (left side of engine compt) engine control module (ecm)
• (top of engine) d2
• +b1
• A22
• A3 (left front of engine compt)
• A50
• A51
• Accd
• Accelerator pedal sensor (on accelerator pedal assembly)
• Al2
• Am2 fuse 7.5a
• Am21
• Anti-theft system
• B32
• Ca1h
• Ca1l
• Ca3n
• Ca3p
• Ccs
• Clk+
• Clk-
• Computer data lines system
• Cruise control system
• D28
• Da2
• Drn2
• E02
• Engine room r/b (left side of engine compt)
• Ep1
• Ep2
• Exterior light system
• G2o
• Gnd
• Hot at all times
• Hsdn
• Htm+
• Htm-
• Ig1d
• Ig2
• Ig2d
• Igf
• Ignition coil 1 (top of engine)
• Ignition coil 2 (top of engine)
• Ignition coil 3 (top of engine)
• Ignition coil 4 (top of engine)
• Igt1
• Igt2
• Igt3
• Igt4
• Imi
• Imo
• J/b 3 (behind left side of dash)
• J/c a50 & a51 (behind left end of dash)
• J/c a50 & a51 (behind left end of dash) a50
• L3 (left end of dash)
• Lin2
• Mrel
• Mth+
• Mth-
• Nca
• Pcon
• Power distribution system
• Power management control ecu (behind right side of dash)
• Ppos
• Red
• Req+
• Req-
• Skid control ecu (behind left side of dash)
• Ssw2
• St1-
• Stop light switch (above brake pedal, on bracket)
• Stp
• Transmissions system
• Vcp1
• Vcp2
• Vpa1
• Vpa2